Resolve "Add menu.d directory support in all UI modules"

Closes #6508

See merge request ispconfig/ispconfig3!1746

#6509 Double_key_in_lang_file

See merge request ispconfig/ispconfig3!1745

Resolve "IPv6 only web server"

Closes #6477

See merge request !1705

6497 sorting for php versions

See merge request ispconfig/ispconfig3!1725

6467_clear_backup_fix

See merge request ispconfig/ispconfig3!1737

Grant dbmaster privileges on server_php, #6466

Closes #6466

See merge request ispconfig/ispconfig3!1742

Resolve "DNS zone import as user - wrong sys_groupid in dns_rr and dns_soa"

Closes #6504

See merge request ispconfig/ispconfig3!1741

PHP 8.x Misc fixes

See merge request !1726

Propose a basic editorconfig, #5522

Closes #5522

See merge request ispconfig/ispconfig3!1738

Add a util function running_on_master() to improve code readablility

See merge request ispconfig/ispconfig3!1735

Use a regular update to avoid waking the slaveserver

Closes #6453

See merge request ispconfig/ispconfig3!1734

Sum for quota usage

Closes #6505

See merge request ispconfig/ispconfig3!1739

Bulk spaces to tabs in all CSS, #5522

See merge request !1740

Resolve "Rename Shell user to SSH/SFTP User"

Closes #6500

See merge request ispconfig/ispconfig3!1732

- /interface/web/sites/lib/lang/ar.lng
- /interface/web/sites/lib/lang/bg.lng
- /interface/web/sites/lib/lang/br.lng
- /interface/web/sites/lib/lang/ca.lng
- /interface/web/sites/lib/lang/cn.lng
- /interface/web/sites/lib/lang/cz.lng
- /interface/web/sites/lib/lang/de.lng
- /interface/web/sites/lib/lang/dk.lng
- /interface/web/sites/lib/lang/el.lng
- /interface/web/sites/lib/lang/en.lng
- /interface/web/sites/lib/lang/es.lng
- /interface/web/sites/lib/lang/fi.lng
- /interface/web/sites/lib/lang/fr.lng
- /interface/web/sites/lib/lang/hr.lng
- /interface/web/sites/lib/lang/hu.lng
- /interface/web/sites/lib/lang/id.lng
- /interface/web/sites/lib/lang/it.lng
- /interface/web/sites/lib/lang/ja.lng
- /interface/web/sites/lib/lang/nl.lng
- /interface/web/sites/lib/lang/pl.lng
- /interface/web/sites/lib/lang/pt.lng
- /interface/web/sites/lib/lang/ro.lng
- /interface/web/sites/lib/lang/ru.lng
- /interface/web/sites/lib/lang/se.lng
- /interface/web/sites/lib/lang/sk.lng
- /interface/web/sites/lib/lang/tr.lng

Fix stats for vhost alias #6386

Closes #6389

See merge request ispconfig/ispconfig3!1730

Resolve "API call to set DNSSEC algorithm and activate it."

Closes #6476

See merge request ispconfig/ispconfig3!1731

# Conflicts:
#   install/sql/incremental/upd_dev_collection.sql

Merge branch '6428-postfix-advertises-smtputf8-but-local-lmtp-delivery-fails-because-dovecot-does-not-support-it' into 'develop'

Resolve "Postfix advertises SMTPUTF8 but local LMTP delivery fails because dovecot does not support it"

Closes #6428

See merge request ispconfig/ispconfig3!1727